Alert archive / Louisiana / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 178, NWS Shreveport, LA

May 30, 1994Caddo Parish, Louisiana; Marion County, Texas

NWS Shreveport, LA issued this severe thunderstorm warning at May 30, 1994, 2:15 AM CDT for Caddo Parish, Louisiana; Marion County, Texas. It was in force for 60 min.

The area

The counties it named.

The facts

Issued: May 30, 1994, 2:15 AM CDT (07:15 UTC)
Expired: May 30, 1994, 3:15 AM CDT
In force: 60 min
Issued by: NWS Shreveport, LA
Area: Whole counties

Counties Caddo Parish, LA, Marion County, TX

The nearest sounding before it

Longview/Gregg, TX (KGGG), launched 00:00Z, 7.3 hours before the alert went out and 59 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 199 J/kg
Mixed-layer CIN: -421 J/kg
Mixed-layer LCL: 1420 m above ground
0-6 km bulk shear: 44 kt
0-1 km storm-relative helicity: 109 m²/s²
0-3 km storm-relative helicity: 240 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Special weather statement, May 29, 9:10 PM CDT, 5 hours 5 minutes before

OKZ076-077-049-053-TXZ095-097-TXZ106>112-TXZ124>126-136>138-149>153-
166-167-ARZ050>053-ARZ059>061-ARZ066-ARZ070>073-LAZ001>027-300330-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SHREVEPORT LA
910 PM CDT SUN MAY 29 1994

...TORNADO WATCH IN EFFECT FOR A LARGE PART OF CENTRAL AND SOUTH-
EAST TEXAS UNTIL 300 AM MONDAY MORNING...

AT 905 PM...THE NATIONAL WEATHER SERVICE RADAR IN SHREVEPORT INDICATED
NO SEVERE WEATHER IN THE ARKLATEX REGION OR NORTHEAST LOUISIANA.  RADAR
INDICATED A 15 MILE WIDE LINE OF SHOWERS AND THUNDERSTORMS THAT
EXTENDED FROM GRAND CANE LOUISIANA TO NEAR LONGVIEW TEXAS.  STRONG
THUNDERSTORMS THAT WERE PRODUCING HEAVY RAINS AND DEADLY LIGHTNING
WERE INDICATED IN THE LINE ALONG THE SABINE RIVER REGION 10 MILES
EAST OF LONGVIEW TEXAS.  THESE THUNDERSTORMS WERE MOVING SOUTHEAST
AT NEAR 25 MILES AN HOUR.

ELSEWHERE RADAR SHOWED SHOWERS AND THUNDERSTORMS OVER NORTHEAST
LOUISIANA AND SOUTHEAST ARKANSAS...SOME PRODUCING BRIEF HEAVY RAINS
THAT EXTENDED FROM NEAR CROSSET ARKANSAS AND TO FARMERVILLE AND
CALHOUN LOUISIANA.  ALSO RADAR INDICATED SHOWERS OVER LOWER
TOLEDO BEND COUNTRY IN EAST CENTRAL TEXAS THAT EXTENDED FROM
GENEVA TO NEAR JASPER TEXAS.

ELSEWHERE RADAR SHOWED OBVIOUS SEVERE THUNDERSTORMS OVER CENTRAL
TEXAS THAT EXTENDED FROM NEAR MINERAL WELLS TO NEAR THE DALLAS-
FORT WORTH METROPLEX TO NEAR WACO.

SHOWERS AND THUNDERSTORMS ARE EXPECTED TO SPREAD OVER PORTIONS OF
THE ARKLATEX TONIGHT.  SOME OF THE STORMS MAY BECOME SEVERE AND
PRODUCE HIGH WINDS...HAIL AND LOCALLY HEAVY RAINS.

Special weather statement, May 29, 9:12 PM CDT, 5 hours 3 minutes before

OKZ076-077-049-053-TXZ095-097-TXZ106>112-TXZ124>126-136>138-149>153-
166-167-ARZ050>053-ARZ059>061-ARZ066-ARZ070>073-LAZ001>027-300330-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SHREVEPORT LA
910 PM CDT SUN MAY 29 1994

...TORNADO WATCH IN EFFECT FOR A LARGE PART OF CENTRAL AND SOUTH-
EAST TEXAS UNTIL 300 AM MONDAY MORNING...

AT 905 PM...THE NATIONAL WEATHER SERVICE RADAR IN SHREVEPORT INDICATED
NO SEVERE WEATHER IN THE ARKLATEX REGION OR NORTHEAST LOUISIANA.  RADAR
INDICATED A 15 MILE WIDE LINE OF SHOWERS AND THUNDERSTORMS THAT
EXTENDED FROM GRAND CANE LOUISIANA TO NEAR LONGVIEW TEXAS.  STRONG
THUNDERSTORMS THAT WERE PRODUCING HEAVY RAINS AND DEADLY LIGHTNING
WERE INDICATED IN THE LINE ALONG THE SABINE RIVER REGION 10 MILES
EAST OF LONGVIEW TEXAS.  THESE THUNDERSTORMS WERE MOVING SOUTHEAST
AT NEAR 25 MILES AN HOUR.

ELSEWHERE RADAR SHOWED SHOWERS AND THUNDERSTORMS OVER NORTHEAST
LOUISIANA AND SOUTHEAST ARKANSAS...SOME PRODUCING BRIEF HEAVY RAINS
THAT EXTENDED FROM NEAR CROSSET ARKANSAS AND TO FARMERVILLE AND
CALHOUN LOUISIANA.  ALSO RADAR INDICATED SHOWERS OVER LOWER
TOLEDO BEND COUNTRY IN EAST CENTRAL TEXAS THAT EXTENDED FROM
GENEVA TO NEAR JASPER TEXAS.

ELSEWHERE RADAR SHOWED OBVIOUS SEVERE THUNDERSTORMS OVER CENTRAL
TEXAS THAT EXTENDED FROM NEAR MINERAL WELLS TO NEAR THE DALLAS-
FORT WORTH METROPLEX TO NEAR WACO.

SHOWERS AND THUNDERSTORMS ARE EXPECTED TO SPREAD OVER PORTIONS OF
THE ARKLATEX TONIGHT.  SOME OF THE STORMS MAY BECOME SEVERE AND
PRODUCE HIGH WINDS...HAIL AND LOCALLY HEAVY RAINS.

Special weather statement, May 29, 10:35 PM CDT, 3 hours 40 minutes before

OKZ076-077-049-053-TXZ095-097-TXZ106>112-TXZ124>126-136>138-149>153-
166-167-ARZ050>053-ARZ059>061-ARZ066-ARZ070>073-LAZ001>027-300500-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SHREVEPORT LA
1035 PM CDT SUN MAY 29 1994

...TORNADO WATCH IN EFFECT FOR A LARGE PART OF CENTRAL AND PARTS OF
SOUTHEAST TEXAS UNTIL 300 AM MONDAY...

AT 1030 PM CDT THE NATIONAL WEATHER SERVICE RADAR IN SHREVEPORT SHOWED
NO SEVERE WEATHER IN THE ARKLATEX REGION OR NORTHEAST LOUISIANA. RADAR
SHOWED A 20 MILE WIDE AREA OF SHOWERS AND THUNDERSTORMS THAT EXTENDED
FROM SOUTHWEST OF LAKE VILLAGE ARKANSAS TO NORTH OF GILLHAM ARKANSAS.
THE HEAVIEST RAIN WAS FALLING SOUTHWEST OF ANTOINE.

MOVEMENT WAS EAST SOUTHEAST NEAR 25 MILES AN HOUR.

ALSO...A 50 MILE WIDE AREA OF SHOWERS AND THUNDERSTORMS EXTENDED FROM
NEAR ALEXANDRIA LOUISIANA ACROSS MANY LOUISIANA AND CENTER TEXAS TO
NEAR TLYER TEXAS. WITHIN THIS AREA THUNDERSTORMS THAT WERE PRODUCING
GUSTY WINDS TO 40 MPH...BRIEF HEAVU RAINS AND FREQUENT LIGHTNING WERE
LOCATED NEAR CENTER TEXAS AND 5 MILES WEST OF CARTHAGE TEXAS. A DECREASE
IN INTENSITY HAD BEEN NOTED DURING THE PAST HOUR.

MOVEMENT WAS SOUTHEAST NEAR 25 MILES AN HOUR.

OTHER SHOWERS AND THUNDERSTORMS...SOME SEVERE...EXTENDED SOUTHWEST OF A
LINE FROM KAUFMAN TEXAS TO NEAR APPLE SPRINGS TEXAS TO NEAR CONROE
TEXAS.

MPVEMENT WAS SOUTHEAST NEAR 30 MILES AN HOUR.

THE SHOWERS AND THUNDERSTORMS ARE EXPECTED TO SPREAD OVER PORTIONS OF
THE ARKLATEX TONIGHT.  SOME OF THE STORMS MAY BECOME SEVERE AND
PRODUCE HIGH WINDS...HAIL AND LOCALLY HEAVY RAINS.

Special weather statement, May 29, 10:39 PM CDT, 3 hours 36 minutes before

OKZ076-077-049-053-TXZ095-097-TXZ106>112-TXZ124>126-136>138-149>153-
166-167-ARZ050>053-ARZ059>061-ARZ066-ARZ070>073-LAZ001>027-300500-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SHREVEPORT LA
1035 PM CDT SUN MAY 29 1994

...TORNADO WATCH IN EFFECT FOR A LARGE PART OF CENTRAL AND PARTS OF
SOUTHEAST TEXAS UNTIL 300 AM MONDAY...

AT 1030 PM CDT THE NATIONAL WEATHER SERVICE RADAR IN SHREVEPORT SHOWED
NO SEVERE WEATHER IN THE ARKLATEX REGION OR NORTHEAST LOUISIANA. RADAR
SHOWED A 20 MILE WIDE AREA OF SHOWERS AND THUNDERSTORMS THAT EXTENDED
FROM SOUTHWEST OF LAKE VILLAGE ARKANSAS TO NORTH OF GILLHAM ARKANSAS.
THE HEAVIEST RAIN WAS FALLING SOUTHWEST OF ANTOINE.

MOVEMENT WAS EAST SOUTHEAST NEAR 25 MILES AN HOUR.

ALSO...A 50 MILE WIDE AREA OF SHOWERS AND THUNDERSTORMS EXTENDED FROM
NEAR ALEXANDRIA LOUISIANA ACROSS MANY LOUISIANA AND CENTER TEXAS TO
NEAR TLYER TEXAS. WITHIN THIS AREA THUNDERSTORMS THAT WERE PRODUCING
GUSTY WINDS TO 40 MPH...BRIEF HEAVU RAINS AND FREQUENT LIGHTNING WERE
LOCATED NEAR CENTER TEXAS AND 5 MILES WEST OF CARTHAGE TEXAS. A DECREASE
IN INTENSITY HAD BEEN NOTED DURING THE PAST HOUR.

MOVEMENT WAS SOUTHEAST NEAR 25 MILES AN HOUR.

OTHER SHOWERS AND THUNDERSTORMS...SOME SEVERE...EXTENDED SOUTHWEST OF A
LINE FROM KAUFMAN TEXAS TO NEAR APPLE SPRINGS TEXAS TO NEAR CONROE
TEXAS.

MPVEMENT WAS SOUTHEAST NEAR 30 MILES AN HOUR.

THE SHOWERS AND THUNDERSTORMS ARE EXPECTED TO SPREAD OVER PORTIONS OF
THE ARKLATEX TONIGHT.  SOME OF THE STORMS MAY BECOME SEVERE AND
PRODUCE HIGH WINDS...HAIL AND LOCALLY HEAVY RAINS.

Local storm report, May 30, 2:10 AM CDT, 5 minutes before

STORM REPORTS
NATIONAL WEATHER SERVICE SHREVEPORT LA
210 AM CDT MON MAY 30 1994

REPORTS FOR MONDAY MAY 30TH 1994

TIME CDT PARISH/COUNTY/STATE   EVENT/LOCATION

1240 AM  CASS            TX  MARBLE SIZE HAIL...HIGH WINDS AND FREQUENT
                             LIGHTNING NEAR LINDEN.
1250 AM  CASS            TX  BASEBALL SIZE HAIL...65 MPH WINDS AND
                             FREQUENT LIGHTNING AT LINDEN.
                             FANTASTIC LIGHTNING DISPLAY.
1250 AM  MILLER          AR  QUARTER SIZE HAIL...FREQUENT LIGHTNING AND
                             HIGH WINDS AT DODDRIDGE.
 125 AM  CADDO           LA  GUSTY WINDS ESTIMATED TO 50 MPH...NICKEL
                             SIZE HAIL AND FREQUENT LIGHTNING AT VIVIAN.
 200 AM  MARION          TX  40 TO 50 STROKES OF LIGHTNING PER MINUTE...
                             BEST LIGHTNING DISPLAY HE`D EVER SEEN AT
                             JEFFERSON.

Local storm report, May 30, 2:11 AM CDT, 4 minutes before

STORM REPORTS
NATIONAL WEATHER SERVICE SHREVEPORT LA
210 AM CDT MON MAY 30 1994

REPORTS FOR MONDAY MAY 30TH 1994

TIME CDT PARISH/COUNTY/STATE   EVENT/LOCATION

1240 AM  CASS            TX  MARBLE SIZE HAIL...HIGH WINDS AND FREQUENT
                             LIGHTNING NEAR LINDEN.
1250 AM  CASS            TX  BASEBALL SIZE HAIL...65 MPH WINDS AND
                             FREQUENT LIGHTNING AT LINDEN.
                             FANTASTIC LIGHTNING DISPLAY.
1250 AM  MILLER          AR  QUARTER SIZE HAIL...FREQUENT LIGHTNING AND
                             HIGH WINDS AT DODDRIDGE.
 125 AM  CADDO           LA  GUSTY WINDS ESTIMATED TO 50 MPH...NICKEL
                             SIzZE HAIL AND FREQUENT LIGHTNING AT VIVIAN.
 200 AM  MARION          TX  40 TO 50 STROKES OF LIGHTNING PER MINUTE...
                             BEST LIGHTNING DISPLAY HE`D EVER SEEN AT
                             JEFFERSON.

The office that day

Everything else NWS Shreveport, LA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 30, 1:17 AM CDT	Severe Thunderstorm Warning	SHV	Bossier, Caddo	58 min
May 30, 2:41 AM CDT	Severe Thunderstorm Warning	SHV	Bossier	64 min
May 30, 3:14 AM CDT	Severe Thunderstorm Warning	SHV	Caddo	61 min
May 30, 3:34 AM CDT	Severe Thunderstorm Warning	SHV	Bossier, Caddo	41 min
May 30, 4:12 AM CDT	Severe Thunderstorm Warning	SHV	Bossier, Caddo, De Soto	63 min
May 30, 5:35 PM CDT	Severe Thunderstorm Warning	SHV	Morehouse, West Carroll	55 min
May 30, 5:35 PM CDT	Severe Thunderstorm Warning	SHV	East Carroll, Madison	55 min
May 30, 6:28 PM CDT	Severe Thunderstorm Warning	SHV	Morehouse	62 min
May 29, 11:56 PM CDT	Severe Thunderstorm Warning	SHV	Cass	64 min
May 30, 1:02 AM CDT	Severe Thunderstorm Warning	SHV	Cass	58 min
May 30, 2:00 AM CDT	Severe Thunderstorm Warning	SHV	Cass	60 min
May 30, 3:10 AM CDT	Flash Flood Warning	SHV	Cass, Marion	3 hr
May 30, 3:43 AM CDT	Severe Thunderstorm Warning	SHV	Harrison	62 min
May 29, 11:47 PM CDT	Severe Thunderstorm Warning	SHV	Pike	58 min
May 30, 1:02 AM CDT	Severe Thunderstorm Warning	SHV	Lafayette, Miller	58 min

Nearby

Severe Thunderstorm Warnings in Louisiana, 1994 Severe Thunderstorm Warnings in Texas, 1994 Every severe thunderstorm warning in 1994

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive.